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FHF SL4/SL7 Weatherproof Stack Light

LED Industrial Beacon & Indicator.

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The new SL7 and SL4 signal towers are built around a modular design and cutting-edge LED technology, guaranteeing visibility even in the toughest lighting conditions. The clean and elegant design of the individual elements lends the SL7 and SL4 an unmistakable high-quality appearance.

A variety of mounting options gives the SL7 and SL4 signal towers adaptability for all types of application. A new assembly system decreases mounting and dismantling by up to 50%. The transportation cover protects cables and terminals.


  • High-performance LEDs for increased perceptibility
  • Sounder module up to 100dB with up to 8 different signals and adjustable volume levels
  • High- performance LEDs ensure high recognition levels even in very bright environments
  • Adaptable sounders for a faster response time in the event of failure or maintenance
  • Compact and pre- assembles units
  • Fast mounting system
  • Transportation cover
  • Increase the flexibility and reduces stock keeping
  • Easy to dismantled in one easy motion and without the need for tools.
  • The base and wiring remaining on the machine which removes the risk of error in reconnection.
  • Protects against transport damage


Area classification Weatherproof
Operating temperature -30°C to +60°C
Ingress protection IP66
Material Polycarbonate
Entries Various depending on base
Weight Various depending on configuration
Voltage 18-250Vdc, 110-250Vac
Light source LED
Number of ways Up to 5
Options Lens colour, flashing or continuous, mounting base, light source, sounder, SmartWire-DT

Eaton SL4/SL7 Weatherproof Stack Light Datasheet

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